software.amazon.awscdk.services.stepfunctions.tasks

Interface EmrCreateCluster.InstanceGroupConfigProperty

All Superinterfaces:

software.amazon.jsii.JsiiSerializable

All Known Implementing Classes:

EmrCreateCluster.InstanceGroupConfigProperty.Jsii$Proxy

Enclosing class:

EmrCreateCluster

@Stability(value=Stable)
public static interface EmrCreateCluster.InstanceGroupConfigProperty
extends software.amazon.jsii.JsiiSerializable

Configuration defining a new instance group.

Example:

 // The code below shows an example of how to instantiate this type.
 // The values are placeholders you should change.
 import software.amazon.awscdk.services.stepfunctions.tasks.*;
 import software.amazon.awscdk.core.*;
 ConfigurationProperty configurationProperty_;
 Size size;
 InstanceGroupConfigProperty instanceGroupConfigProperty = InstanceGroupConfigProperty.builder()
         .instanceCount(123)
         .instanceRole(EmrCreateCluster.getInstanceRoleType().MASTER)
         .instanceType("instanceType")
         // the properties below are optional
         .autoScalingPolicy(AutoScalingPolicyProperty.builder()
                 .constraints(ScalingConstraintsProperty.builder()
                         .maxCapacity(123)
                         .minCapacity(123)
                         .build())
                 .rules(List.of(ScalingRuleProperty.builder()
                         .action(ScalingActionProperty.builder()
                                 .simpleScalingPolicyConfiguration(SimpleScalingPolicyConfigurationProperty.builder()
                                         .scalingAdjustment(123)
                                         // the properties below are optional
                                         .adjustmentType(EmrCreateCluster.getScalingAdjustmentType().CHANGE_IN_CAPACITY)
                                         .coolDown(123)
                                         .build())
                                 // the properties below are optional
                                 .market(EmrCreateCluster.getInstanceMarket().ON_DEMAND)
                                 .build())
                         .name("name")
                         .trigger(ScalingTriggerProperty.builder()
                                 .cloudWatchAlarmDefinition(CloudWatchAlarmDefinitionProperty.builder()
                                         .comparisonOperator(EmrCreateCluster.getCloudWatchAlarmComparisonOperator().GREATER_THAN_OR_EQUAL)
                                         .metricName("metricName")
                                         .period(Duration.minutes(30))
                                         // the properties below are optional
                                         .dimensions(List.of(MetricDimensionProperty.builder()
                                                 .key("key")
                                                 .value("value")
                                                 .build()))
                                         .evaluationPeriods(123)
                                         .namespace("namespace")
                                         .statistic(EmrCreateCluster.getCloudWatchAlarmStatistic().SAMPLE_COUNT)
                                         .threshold(123)
                                         .unit(EmrCreateCluster.getCloudWatchAlarmUnit().NONE)
                                         .build())
                                 .build())
                         // the properties below are optional
                         .description("description")
                         .build()))
                 .build())
         .bidPrice("bidPrice")
         .configurations(List.of(ConfigurationProperty.builder()
                 .classification("classification")
                 .configurations(List.of(configurationProperty_))
                 .properties(Map.of(
                         "propertiesKey", "properties"))
                 .build()))
         .ebsConfiguration(EbsConfigurationProperty.builder()
                 .ebsBlockDeviceConfigs(List.of(EbsBlockDeviceConfigProperty.builder()
                         .volumeSpecification(VolumeSpecificationProperty.builder()
                                 .volumeSize(size)
                                 .volumeType(EmrCreateCluster.getEbsBlockDeviceVolumeType().GP2)
                                 // the properties below are optional
                                 .iops(123)
                                 .build())
                         // the properties below are optional
                         .volumesPerInstance(123)
                         .build()))
                 .ebsOptimized(false)
                 .build())
         .market(EmrCreateCluster.getInstanceMarket().ON_DEMAND)
         .name("name")
         .build();
 

See Also:

https://docs.aws.amazon.com/emr/latest/APIReference/API_InstanceGroupConfig.html

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	EmrCreateCluster.InstanceGroupConfigProperty.Builder A builder for EmrCreateCluster.InstanceGroupConfigProperty
static class	EmrCreateCluster.InstanceGroupConfigProperty.Jsii$Proxy An implementation for EmrCreateCluster.InstanceGroupConfigProperty

Method Summary

Modifier and Type	Method and Description
static EmrCreateCluster.InstanceGroupConfigProperty.Builder	builder()
default EmrCreateCluster.AutoScalingPolicyProperty	getAutoScalingPolicy() An automatic scaling policy for a core instance group or task instance group in an Amazon EMR cluster.
default String	getBidPrice() The bid price for each EC2 Spot instance type as defined by InstanceType.
default List<EmrCreateCluster.ConfigurationProperty>	getConfigurations() The list of configurations supplied for an EMR cluster instance group.
default EmrCreateCluster.EbsConfigurationProperty	getEbsConfiguration() EBS configurations that will be attached to each EC2 instance in the instance group.
Number	getInstanceCount() Target number of instances for the instance group.
EmrCreateCluster.InstanceRoleType	getInstanceRole() The role of the instance group in the cluster.
String	getInstanceType() The EC2 instance type for all instances in the instance group.
default EmrCreateCluster.InstanceMarket	getMarket() Market type of the EC2 instances used to create a cluster node.
default String	getName() Friendly name given to the instance group.

Methods inherited from interface software.amazon.jsii.JsiiSerializable

$jsii$toJson

Method Detail

getInstanceCount

@Stability(value=Stable)
 @NotNull
Number getInstanceCount()

Target number of instances for the instance group.

getInstanceRole

@Stability(value=Stable)
 @NotNull
EmrCreateCluster.InstanceRoleType getInstanceRole()

The role of the instance group in the cluster.

getInstanceType

@Stability(value=Stable)
 @NotNull
String getInstanceType()

The EC2 instance type for all instances in the instance group.

getAutoScalingPolicy

@Stability(value=Stable)
 @Nullable
default EmrCreateCluster.AutoScalingPolicyProperty getAutoScalingPolicy()

An automatic scaling policy for a core instance group or task instance group in an Amazon EMR cluster.

Default: - None

getBidPrice

@Stability(value=Stable)
 @Nullable
default String getBidPrice()

The bid price for each EC2 Spot instance type as defined by InstanceType.

Expressed in USD.

Default: - None

getConfigurations

@Stability(value=Stable)
 @Nullable
default List<EmrCreateCluster.ConfigurationProperty> getConfigurations()

The list of configurations supplied for an EMR cluster instance group.

Default: - None

getEbsConfiguration

@Stability(value=Stable)
 @Nullable
default EmrCreateCluster.EbsConfigurationProperty getEbsConfiguration()

EBS configurations that will be attached to each EC2 instance in the instance group.

Default: - None

getMarket

@Stability(value=Stable)
 @Nullable
default EmrCreateCluster.InstanceMarket getMarket()

Market type of the EC2 instances used to create a cluster node.

Default: - EMR selected default

getName

@Stability(value=Stable)
 @Nullable
default String getName()

Friendly name given to the instance group.

Default: - None

builder

@Stability(value=Stable)
static EmrCreateCluster.InstanceGroupConfigProperty.Builder builder()

Returns:

a EmrCreateCluster.InstanceGroupConfigProperty.Builder of EmrCreateCluster.InstanceGroupConfigProperty